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View Full Version : Need help identifying a trencher


digger242j
06-16-2007, 11:06 PM
I'm creating this thread for new member mlane300, who needs help ...well what the title of the thread says. :)

And welcome to the forums! :)

mlane300
06-16-2007, 11:31 PM
First off, thanks Digger for helping me out here!

I bought an older trencher today at an auction and need help figuring out what brand and model it is. I've looked at various units on-line, but I can't seem to find another like it.

Here are a few small pictures:

mlane300
06-16-2007, 11:37 PM
It has controls at the front and back that are linked together. Because of this, I am assuming that it is a ride-on machine and is just missing the seat.

DR RPM
06-17-2007, 07:59 AM
Kinda looks like something from the back of the Popular Mechanics magazine, one of those do it yourself projects.:bash

surfer-joe
06-17-2007, 02:12 PM
I could be wrong about this, but the thing looks like a very early Vermeer product. I don't believe it's a home-made lashup.

Countryboy
06-17-2007, 06:19 PM
Welcome to HEF mlane300! :drinkup

Are there any numbers on it, that are legible?

mlane300
06-17-2007, 09:05 PM
Thanks for the welcome! Some of the hydraulics are stamped "BROWNING" There are numbers stamped in various places, but I haven't found a serial number or anything yet. Is there a certain place I should look?

mlane300
06-17-2007, 09:15 PM
I started it up yesterday and tried it out. It runs smoothly and all the controls seem to work. It was interesting trying to learn how to operate this machine since it had all the control labels painted over! (I had never operated a trencher before.)

One thing I am curious about....When I drive one direction it travels smoothly. However when I drive the other direction (like when I am digging a trench or using the dozer blade) it makes a steady lurching movement. It feels like it is supposed to be doing that, as if it helps out in the digging process.

Should it be doing this? Do all trenchers make this slow, steady start and stop motion?

Countryboy
06-17-2007, 09:34 PM
Thanks for the welcome! Some of the hydraulics are stamped "BROWNING" There are numbers stamped in various places, but I haven't found a serial number or anything yet. Is there a certain place I should look?

Since it has been painted, some of the stamped numbers could be filled in with paint depending in the type of paint that was used and the thickness/ number of coats that were applied. I see that the knobs of the handles have overspray on them so there ain't no telling what else got covered up with overspray.

I would also look for placards that have been painted over. For example a small square or rectangle plate with rivets in the corners. Some of these info placards I have seen were actually etched instead of stamped and paint would easily cover up the information provided.

There is usually some kind of Company badge or marking on the control panels on most equipment.

One thing I am curious about....When I drive one direction it travels smoothly. However when I drive the other direction (like when I am digging a trench or using the dozer blade) it makes a steady lurching movement. It feels like it is supposed to be doing that, as if it helps out in the digging process.

Should it be doing this? Do all trenchers make this slow, steady start and stop motion?

As I'm not familiar with the workings of trenchers, this might be normal.

Does the belt/pulley/chain system in the first picture drive the tracks and the trencher or just the trencher. I see a chain through the tracks but can't make out if this is connected to the pulleys.

If this is the case then the drive chain might have slack in it causing the lurching or maybe the belts have hard spots in then. The latter being from sitting up for awhile. The hard spot would cause the belt to slip a little in that particular spot each time it came around, giving the feeling of a "lurch".

Being a belt and pulley drive there is probably a seperate pulley for foward and one for reverse. If one of the belts is bad then this could cause what you are describing in one direction. Just some thoughts.

digger242j
06-17-2007, 10:30 PM
I don't know whether it would help anybody figure out what you've got there, but what kind of engine is in it? Gas, diesel? Number of cylinders? Can you tell what make the engine is?

Jeff D.
06-17-2007, 10:55 PM
It "looks" like an old single cylinder Wisconsin model AGND. It's definately a gasser.

mlane300
06-18-2007, 07:22 PM
It is a gasoline engine. I had to go out of town, but will give an update with more info on Friday.
Thanks everyone:)

MKTEF
06-22-2007, 02:37 PM
I bet this is a old Ditch witch from around 1970-1985.
One of their "bigger" models.
And its because:
- The smaler tracked models have a similar/the same undercarrige.(without doserblade)
- The other/later models have the same wisconsin engine.
- The smaler models has the same design for the threncer-chain and tensioner system.
- Ditch witch used the belt pullies design in that period.

My father did a lot of repairs for the telephone company on their smaler tracked ones around 1980-85. And they looked like this one but a little bit newer in design.
My brother did run a wheeled trencher with the same engine for a cable tv job around 1990-91.

Dogger
06-16-2008, 07:49 AM
Could be a old Davis task force

landrvrnut22
06-16-2008, 09:05 AM
It is definitely not a Davis, as they had trapezoidal shaped tracks, not oval. It looks like an old 1960's Cleveland Trencher. I tried to find an image of one, the best I can do is a small image of a parts manual from one, but it looks about right. Hope this helps.

19228

pwrstroke6john
06-17-2008, 12:56 AM
I have never used a trencher that lurched in one direction, so its not supposed to do it

ddiiggy
06-17-2008, 11:31 PM
Years ago when I was doing lawn sprinkler installations, we used a pipe & cable plow.
It would act like it was doing a herky jerk if you forgot to disconnect the vibe action. :Banghead

I don't know if a trencher would need vibe for any reason... ?

Firecat11
07-23-2008, 11:19 AM
I believe that this could be an early model Vermeer trencher.

We own an 80's model Vermeer trencher that has similar design aspects. The 6-way blade is mounted the same as this one. The trenching boom also has the same type of bearing mounts and boom configuration.

Have you tried contacting Vermeer to see if they have any information?:beatsme

Firecat11
07-23-2008, 11:28 AM
You didn't buy chance buy this at this estate sale?


Estate Farm Machinery, Vintage Car, Pickup & Semi Auction!!!

xxxxxxxxxxxxxxxx Basset, IA
June 16th, 2007
Starting time: 9:30am

xxxxxxxxxxxxxxxxxxxxEstate, Owner
xxxxxxxxxxxxxxxxxxxx Number:
Phone: xxxxxxxxxxxxxx
E-mail: xxxxxxxxxxxxxxx@gmail.com


Vermeer THD trencher S.# 3716606 w/Wisconsin 2-cyl. Eng. on trailer.


I think the mystery may be solved......

Bellboy
07-23-2008, 03:02 PM
As long as it works, thats fine. If it breaks, scrap it. JJ

CoyoteKurtz
01-13-2009, 10:40 PM
I think its a Parsons. They made what is called a "ladder trencher"

duprace24
01-15-2009, 01:43 PM
if you find any more numbers,etc. on it, let me know. I work for Vermeer and can do some checking on this end. Im not real familiar with the older track machines to tell by the picture if it is one of ours.

toolbocks
04-03-2009, 07:47 PM
Did anyone figure out fer-sure what it is?